LS6 intake question

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07-15-2008, 05:58 PM

timj008

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LS6 intake question

I bought a complete motor, how do I know if it is a ls1 or ls6 intake manifold. The casting number was 12561184 on the manifold. Any help would be much appreciated.

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07-15-2008, 06:06 PM

jetlag

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LS6 intake has a flat bottom...LS1 has curved. Also, MOST LS6 intakes don't have an EGR setup.

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07-15-2008, 07:37 PM

2001NBMZ28

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LS6, that's the PN mine came with from the factory.

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07-15-2008, 07:53 PM

OUTLAWZ RACING

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Send a pic of the bottom as stated ls1 no egr and has a v shape bottom like a boat Ls6 is flat.

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07-15-2008, 08:48 PM

2001NBMZ28

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www.ls1tech.com/forums/showpost.php?p=3064658 Scroll down to LS6....

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07-15-2008, 09:44 PM

timj008

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Thanks guys for all the info, it is an LS6 after all.

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